Table 1: Preoperative and perioperative characteristics.

Characteristic No. patients 53
Age, years 59.2 ± 13.2
Male gender, n. (%) 40 (75.5)
Hypertension, n. (%) 51 (96)
Smoking habit, n. (%) 29 (55)
Family history, n. (%) 10 (20)
Dyslipidemia, n. (%) 10 (20)
Diabetes mellitus, n. (%) 2 (3.8)
Obesity, n. (%) 13 (25.5)
Substance abuse, n. (%) 2 (3.8)
Ascending aorta +/- hemiarch replacement, n. (%) 27 (50)
Ascending aorta + arch replacement, n. (%) 10 (19)
Bentall operation +/- arch replacement, n. (%) 16 (30)
Cardiopulmonary bypass time, minutes 152 ± 59
Aortic cross-clamp time, minutes 90 ± 39
Hypothermic arrest, n. (%) 31 (61)
Circulatory arrest time, minutes 32 ± 29
In-ICU stay, days 4 ± 2

ICU = Intensive Care Unit